Re: Access OWA from the internet

From: Mike (thisisafakeaddress_at_yahoo.com)
Date: 03/03/04

  • Next message: Mike C: "Re: OWA form registration for different browers" 
    Date: Wed, 3 Mar 2004 08:22:19 -0500

    Yes I am 100% sure that port 80 is set to pass to the internal ip-address

    "Lanwench [MVP - Exchange]"
    <lanwench@heybuddy.donotsendme.unsolicitedmail.atyahoo.com> wrote in message
    news:et%23LZWM$DHA.2432@TK2MSFTNGP11.phx.gbl...
    > Are you sure you've opened up port 80 to the internal IP of the Exchange
    > server in your firewall?
    >
    > Mike wrote:
    > > I am unable to gain access to the Web Server from the internet. I
    > > have a public MX record that uses mail.domainname.com and all the
    > > mail is directed properly. So I do not know why I can not gain
    > > access to OWA from the Internet. Is there a setting in Exchange that
    > > I have to setup to allow access to OWA from the internet.
    > >
    > > Thank you
    > >
    > > "Lanwench [MVP - Exchange]"
    > > <lanwench@heybuddy.donotsendme.unsolicitedmail.atyahoo.com> wrote in
    > > message news:OwQ%23djH$DHA.808@TK2MSFTNGP12.phx.gbl...
    > >> Mike_B wrote:
    > >>> I have a problem. I am able to access my OWA from the
    > >>> intranet, but I am unable to get to it via the internet.
    > >>> I have a public DNS record with a host name for a FQDN
    > >>>
    > >>> I have a firewall/router between the internet and the
    > >>> local network.
    > >>>
    > >>> mail.<domain-name>.com
    > >>> If I ping the name I get a response.
    > >>
    > >> Disable inbound ICMP traffic in your firewall - you should not be
    > >> able to ping anything on your internal network from the Internet.
    > >>
    > >> I have RASS with a
    > >>> PPTP connection configured on clients computers and I
    > >>> have them points to the FQDN and I am able to resolve the
    > >>> ip-address and gain access.
    > >>
    > >> Not necessary for OWA - the whole point of it is to give people
    > >> access while they're just connected to the Internet. If they're
    > >> instead connected to your network remotely, have them try
    > >> http://servername/exchange or http://internalIPaddress/exchange.
    > >>
    > >> Try connecting to http://mail.yourdomain.com/exchange from a
    > >> computer that is just connected to the Internet and not to your
    > >> network - does it work?
    > >>
    > >>>
    > >>> I have port 80 pass-through to the local server ip-
    > >>> address.
    > >>>
    > >>> When I type mail.<domain name>.com/exchange from the
    > >>> intranet it resolves the name and I get the OWA page to
    > >>> display.
    > >>> When I do the same from the internet I do not get a page
    > >>> to display. Can Anyone help .
    > >>
    > >> Also might want to consider using SSL and port 443 instead of 80 for
    > >> added security. They'd need to use https: in that case.
    >
    >

  • Next message: Mike C: "Re: OWA form registration for different browers"

    Relevant Pages

    • Re: WSS 3.0 on SBS2K3 as Default Web and OWA/RPC over HTTP functionali
      ... If you need port 443 for access from the internet, what you described is possible but you'll need to have ISA installed. ... you create another web application which uses port 80 and also uses 'host headers'. ... configured for RPC over HTTP and OWA access along with ActiveSync for mobiles. ... ActiveSync works just fine. ...
      (microsoft.public.windows.server.sbs)
    • RE: OWA access and security
      ... What I first like to know is what portdoes OWA needs to ... reports Enables internal access to Exchange by OWA and OMA clients. ... - Port 4125 enable external OWA ... 'Outlook Web Access' Web site service from the Internet in the 'Web ...
      (microsoft.public.windows.server.sbs)
    • Re: Outlook Web Access
      ... You can't simply open port 80 on your firewall and expect ... Technically, all you need is that external IP, and you can access your OWA ... the internet may choke on anything but basic authentication, ...
      (microsoft.public.exchange2000.setup.installation)
    • Re: Linux als Router
      ... # Enter all trusted network interfaces here. ... # which should be available to the internet and set FW_ROUTE to yes. ... space separated list of ports, ... # Packets to silently reject without log message. ...
      (de.comp.os.unix.linux.misc)
    • Re: IIS Security
      ... I think I can say we all recommend that OWA only be available via HTTPS ... (port 443), so no, closing port80 should not affect OWA. ... > the internet so I want to block internet access. ... >>>> to log into the web site. ...
      (microsoft.public.backoffice.smallbiz2000)
    Loading